Marshalltown Population 2026

Marshalltown has a population of 27,620, making it the #1704 biggest city in 🇺🇸 United States, located in Iowa. It is about 319× smaller than New York City, the country's biggest city.

WashingtonMarshalltown
Location of Marshalltown (capital Washington shown for reference). Boundaries: Natural Earth.
Population (city proper)
27,620
Rank in United States
#1704
Coordinates
42.05°N, 92.91°W
~287 m elevation · America/Chicago
Distance to capital (Washington)
1,385 km
860 miles, straight line

Other big cities in Iowa

CityPopulationRank in United States
Des Moines214,133#109
Cedar Rapids130,405#217
Davenport102,582#313
Sioux City82,821#436
Iowa City74,220#508
Waterloo68,460#562
Ames65,060#607
West Des Moines64,113#623

Cities near Marshalltown

FAQ

What is the population of Marshalltown?
Marshalltown has a population of 27,620 (city proper, latest official figure via GeoNames), making it the #1704 biggest city in United States.
What state is Marshalltown in?
Marshalltown is located in Iowa, United States.
Is Marshalltown the capital of United States?
No, the capital of United States is Washington D.C., about 1,385 km away.

Sources & notes

Population refers to the city proper (municipal boundaries), not the metropolitan area. Source: GeoNames (CC BY 4.0), retrieved 2026-07-07. Country data: UN World Population Prospects 2024.

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